WO2011132903A2 - 플라즈마 처리 장치 - Google Patents
플라즈마 처리 장치 Download PDFInfo
- Publication number
- WO2011132903A2 WO2011132903A2 PCT/KR2011/002766 KR2011002766W WO2011132903A2 WO 2011132903 A2 WO2011132903 A2 WO 2011132903A2 KR 2011002766 W KR2011002766 W KR 2011002766W WO 2011132903 A2 WO2011132903 A2 WO 2011132903A2
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- WO
- WIPO (PCT)
- Prior art keywords
- upper electrode
- reaction chamber
- plasma
- shape
- processing apparatus
- Prior art date
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- 238000006243 chemical reaction Methods 0.000 claims abstract description 37
- 239000000758 substrate Substances 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims description 20
- 238000007789 sealing Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000001419 dependent effect Effects 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 239000004065 semiconductor Substances 0.000 description 11
- 230000008569 process Effects 0.000 description 7
- 238000005530 etching Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000009832 plasma treatment Methods 0.000 description 2
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910021417 amorphous silicon Inorganic materials 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000009616 inductively coupled plasma Methods 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 229910021424 microcrystalline silicon Inorganic materials 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 239000012495 reaction gas Substances 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32431—Constructional details of the reactor
- H01J37/32532—Electrodes
- H01J37/32568—Relative arrangement or disposition of electrodes; moving means
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H1/00—Generating plasma; Handling plasma
- H05H1/24—Generating plasma
- H05H1/46—Generating plasma using applied electromagnetic fields, e.g. high frequency or microwave energy
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32009—Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
- H01J37/32082—Radio frequency generated discharge
- H01J37/32091—Radio frequency generated discharge the radio frequency energy being capacitively coupled to the plasma
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32431—Constructional details of the reactor
- H01J37/32458—Vessel
- H01J37/32513—Sealing means, e.g. sealing between different parts of the vessel
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32431—Constructional details of the reactor
- H01J37/32532—Electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32431—Constructional details of the reactor
- H01J37/32532—Electrodes
- H01J37/32541—Shape
Definitions
- the present invention relates to a plasma processing apparatus. More specifically, the present invention relates to a plasma processing apparatus in which a shape of an upper electrode to which high frequency is applied is adjusted so that plasma is uniformly generated for each part of the reaction chamber.
- the high frequency plasma processing apparatus is used in the manufacture or etching of a semiconductor layer or an insulating layer such as an amorphous silicon layer, a microcrystalline silicon layer, a polycrystalline silicon layer, a silicon nitride layer, or the like used in a solar cell, a thin film transistor, or the like.
- a radio frequency (RF) of 13.56 MHz which is a practical power supply frequency, is conventionally used, but recently, the growth rate of the semiconductor layer, characteristics of the semiconductor layer, or
- RF radio frequency
- VHF ultra high frequency
- the use of ultra-high frequency above 30 MHz is not a big problem.
- standing waves may be generated from the electrode because the size of the electrode also increases in correspondence with the size of the substrate.
- a standing wave may be generated from the electrode at which a waveform does not move left and right at any point in time.
- non-uniform plasma can be generated inside the reaction chamber.
- the density of the plasma generated near the center of the electrode can be increased by the standing wave relative to the edge of the electrode. Since non-uniform generation of plasma results in non-uniform growth of the semiconductor layer and the like, there is a need for a new technology capable of improving this.
- the present invention has been made to solve the above-described problems of the prior art, by providing a plasma processing apparatus that can generate a plasma uniformly for each part of the reaction chamber by adjusting the shape of the upper electrode to which a high frequency is applied. For that purpose.
- an object of the present invention is to provide a plasma processing apparatus that can reduce the hassle of having to reinstall the top electrode or use a separate top electrode in order to arrange a special shape of the top electrode inside the reaction chamber.
- the plasma can be uniformly generated for each part of the reaction chamber.
- FIG. 1 is a view showing the configuration of a plasma processing apparatus according to an embodiment of the present invention.
- FIG. 2 is a view illustrating a state in which an upper electrode and a plurality of control units are connected to each other according to an embodiment of the present invention.
- FIG 3 is a view showing a state in which the upper electrode is adjusted to have the highest convex surface shape in the center according to an embodiment of the present invention.
- FIG 4 is a view showing a state in which the upper electrode is adjusted to have a curved shape according to another embodiment of the present invention.
- a plasma apparatus the reaction chamber; An upper electrode disposed inside the reaction chamber and to which power for plasma generation is applied; A plurality of adjusting units connected to the upper electrodes to adjust the shape of the upper electrodes; And a lower electrode disposed inside the reaction chamber and mounted on and supported by the substrate.
- FIG. 1 is a view showing the configuration of a plasma processing apparatus according to an embodiment of the present invention.
- the plasma processing apparatus 1 of the present invention may perform all processes using plasma in the overall semiconductor processing field. Therefore, the plasma treatment of the substrate 10 below means not only forming a semiconductor layer on the substrate 10 but also modifying a surface of the semiconductor formed on the substrate 10 or on the substrate 10. It should be understood that the present invention may be interpreted as a meaning including etching the formed semiconductor layer.
- a plasma processing apparatus 1 includes a reaction chamber 100.
- the reaction chamber 100 may be configured to substantially seal an inner space during the process to provide a space for performing a plasma treatment on the substrate 10.
- the reaction chamber 100 is configured to maintain optimal process conditions, the shape may be manufactured in the form of a square or a circle.
- the material of the reaction chamber 100 may be stainless steel, aluminum, or the like, but is not limited thereto.
- a plurality of through holes 110 may be formed on the upper surface of the reaction chamber 100 to allow the plurality of control units 400 to be described later to pass therethrough.
- the inner circumferential surface of each through hole 110 may be screwed in order for the adjusting unit 400 to move upward or downward, which will be described later.
- one side of the reaction chamber 100 may be provided with a door (not shown) that opens and closes in a vertical direction to load and unload the substrate 10 in the reaction chamber 100.
- the substrate 10 may be loaded and unloaded into the reaction chamber 100 using a substrate 10 loading device (not shown) such as a transfer arm while the door is opened.
- the plasma processing apparatus 1 may include an upper electrode 200.
- the upper electrode 200 may perform a function of generating a plasma by receiving a high frequency power from the outside.
- the shape of the upper electrode 200 may be variously adjusted by the plurality of control units 400.
- the upper electrode 200 is preferably composed of a pure metal or a metal alloy having a certain strength and elasticity, but is not necessarily limited thereto.
- the upper electrode 200 of the present invention various types of plasma electrodes according to the principle of generating plasma may be employed.
- an inductively coupled plasma (ICP) type plasma electrode, an electron cyclotron resonance (ECR) type plasma electrode, a surface wave plasma (SWP) type plasma electrode, or the like may be employed.
- the upper electrode 200 of the present invention is preferably a plate-shaped electrode for generating a plasma in a capacitive coupling method.
- the upper electrode 200 is schematically illustrated in FIG. 1, components generally employed in the upper electrode 200 in the plasma processing field may be employed in the upper electrode 200 of the present invention.
- a dielectric (not shown) generally employed in the upper electrode 200 or a plurality of holes (not shown) or the like for spraying the reaction gas in a shower head method may be further employed in the upper electrode 200 of the present invention.
- the plasma processing apparatus 1 may include a lower electrode 300.
- the lower electrode 300 may perform a function of generating a plasma together with the upper electrode 200.
- the lower electrode 300 may be disposed inside the reaction chamber 100 in a form opposite to the upper electrode 200.
- the lower electrode 300 may be grounded to the outside through the ground line.
- the substrate 10 for plasma processing is mounted on the lower electrode 300.
- the lower electrode 300 may perform a function of a support on which the substrate 10 is seated in addition to a function of generating plasma.
- the lower electrode 300 may be configured in the form of a plate.
- the frequency of the power applied to the upper electrode 200 of the present invention is not particularly limited, but it is preferable that a frequency in a very high frequency (VHF) band, that is, a frequency in the range of 30 MHz to 300 MHz is applied.
- VHF very high frequency
- the speed of the plasma process can be remarkably improved, so that the productivity of the plasma process can be improved.
- the increase in the speed of the plasma process may result in an increase in growth rate of the semiconductor layer formed on the substrate 10, an increase in etching rate of the semiconductor layer, or the like.
- the frequency of the microwave band is relatively short in the length of the wavelength.
- the shortness of the wavelength is not a big problem when the size of the upper electrode 200 is small, but when the size of the upper electrode 200 is also large as the substrate 10 becomes large, generation of uniform plasma is prevented.
- the density of the plasma generated near the center of the upper electrode 200 may be higher than the edge of the upper electrode 200.
- the plasma processing apparatus 1 of the present invention is characterized in that it comprises a plurality of adjusting unit 400 for adjusting the shape of the upper electrode 200.
- the plurality of control units 400 will be described in detail.
- a plurality of control unit 400 is connected to the lower side is the upper electrode 200, the upper side is located outside the upper side of the reaction chamber (100). That is, the adjusting unit 400 may pass through the upper surface of the reaction chamber 100 and perform a function of adjusting the shape of the upper electrode 200.
- the configuration principle of the plurality of control units 400 to adjust the shape of the upper electrode 200 is not particularly limited. However, it is preferable that the plurality of control units 400 are connected to the upper surface of the upper electrode 200 to adjust the shape of the upper electrode 200 by vertically moving upward or downward.
- the control unit 400 connected to the center of the upper electrode 200 has a fixed convex shape having the highest center in the center of the upper electrode 200 by moving the other control unit 400 downward in a vertical state. It can be adjusted to have.
- each control unit 400 determines the position of the upper electrode 200 connected to each control unit 400, the plurality of control units 400 are independently moved upward or downward. It is preferable.
- the control unit 400 connected to the center of the upper electrode 200 is fixed, the control unit 400 connected to the edge of the upper electrode 200 is lowered more than other surrounding control units 400.
- the center of the upper electrode 200 has the highest position. Therefore, it is preferable that any control unit 400 is moved up or down and that any control unit 400 and the neighboring control unit 400 are moved up or down.
- the upper electrode 200 can be adjusted to have more various shapes.
- control units 400 are preferably connected to the upper electrode 200 at regular intervals.
- the upper electrode and the plurality of control units are connected to each other.
- control unit 400 are connected to the upper electrode 200 at regular intervals in the vertical and horizontal directions.
- the shape of the upper electrode 200 can be adjusted more efficiently.
- control unit 400 of the present invention is shown as 15, but is not necessarily limited to this may be configured in various numbers depending on the purpose of the present invention is used.
- the upper electrode 200 having a special shape there is a problem in that the existing upper electrode 200 is separated and the upper electrode 200 needs to be placed again.
- a technique of arranging the upper electrode 200 having a special shape by assembling the electrodes in various forms using a plurality of electrodes that can be separated from each other has been introduced.
- the shape of the upper electrode 200 may be more easily modified because the plurality of control parts 400 are independently moved upward or downward to adjust the shape of the upper electrode 200. There is an advantage to that.
- the plurality of control units 400 of the present invention may move upward or downward in a state of being connected to the upper surface of the upper electrode 200.
- various known vertical movement principles may be employed in the control unit 400 of the present invention, but preferably the following configurations may be employed.
- the plurality of control units 400 may be connected to the upper surface of the upper electrode 200, and may be disposed while penetrating through the upper surface of the reaction chamber 100.
- a plurality of through holes 110 through which the plurality of control units 400 penetrate may be formed on the upper surface of the reaction chamber 100.
- the inner diameter of the through hole 110 substantially coincides with the outer diameter of the adjusting part 400.
- the adjusting part 400 needs to be fixed to the position moved upward or downward and thus moved.
- the screw principle may be employed in the through hole 110 and the adjusting unit 400.
- the inner circumferential surface of the through hole 110 may be screwed, and the outer circumferential surface of the adjusting unit 400 in contact therewith may also be screwed.
- the plurality of adjusting units 400 may be fixedly moved upward or downward by being rotated in contact with the inner circumferential surfaces of the plurality of through holes 110.
- the upper electrode 400 when the control unit 400 rotates, the upper electrode 400 is preferably configured not to rotate. Therefore, the up and down linear movement force of the controller 400 is transmitted to the upper electrode 400, and the rotational force of the controller 400 is preferably configured not to be transmitted to the upper electrode 400.
- gas inflow into the reaction chamber 100 is sealed by sealing a gap that may occur between the through hole 110 and the control unit 400 at the upper portion of each through hole 110.
- Gas sealing means 120 to prevent the may be further disposed.
- a plurality of o-rings (not shown) and a tubular collar (not shown) may be employed as the gas sealing means 120. The inner circumferential surface of the collar may be screwed to allow the adjusting unit 400 to penetrate similarly to the through hole 110.
- the plurality of adjusting units 400 may adjust the upper electrode 200 to have various shapes.
- the shape control of the upper electrode 200 is preferably made in a direction that induces uniform generation of the plasma.
- the shape of the upper electrode 200 is adjusted so that the plasma is not generated centrally at the local position inside the reaction chamber 100 and the plasma is uniformly generated at the entire position inside the reaction chamber 100. It is preferable.
- the standing wave phenomenon is one of the main reasons for the generation of non-uniform plasma. Therefore, one of the best methods for uniform plasma generation is to adjust the shape of the upper electrode 200 in the direction of minimizing the standing wave phenomenon. Considering that the standing wave phenomenon occurs when the frequency wavelength of the power applied to the upper electrode 200 is shortened and at the same time the size of the upper electrode 200 increases, the standing wave phenomenon is applied to the upper electrode 200 to minimize the standing wave phenomenon. It is preferable to adjust the shape of the upper electrode 200 in consideration of the frequency of the power source or the size of the upper electrode 200.
- the size of the upper electrode 200 is half of the wavelength length of the frequency applied to the upper electrode 200.
- the highest density plasma may be generated near the center of the upper electrode 200, and the plasma of lower density may be gradually generated toward the edge of the upper electrode 200.
- the upper electrode 200 by the plurality of control unit 400 may be adjusted to have the highest convex surface shape in the center. Then, since the distance between the center of the upper electrode 200 and the lower electrode 300 is the longest, a relatively low density plasma is generated in the center of the upper electrode 200. As a result, a uniform plasma is generated between the upper electrode 200 and the lower electrode 300. That is, a uniform plasma is generated for each part in the reaction chamber 100.
- FIG 3 is a view showing a state in which the center of the upper electrode is adjusted to have the highest convex surface shape according to an embodiment of the present invention.
- the adjusting part 410 of the center of the upper electrode 200 is fixed to the center of the upper electrode 200.
- the controller 420 located between the edges may be moved downward by a predetermined amount, and the controller 430 of the edge of the upper electrode 200 may be downwardly moved downward.
- moving the adjuster 420 downward by a predetermined amount means moving downward less than the lowest moved controller 430.
- the upper electrode 200 may be changed to another new shape.
- the adjusting part 420 located between the center and the edge of the upper electrode 200 which has been moved downward and the adjusting part 430 of the edge of the upper electrode 200 are moved upward again.
- the upper electrode 200 again has the shape of a flat plate by the elasticity of the upper electrode 200, and in this state, the shape of the upper electrode 200 may be newly adjusted.
- the upper electrode 200 may be adjusted to have a curved shape by the plurality of control parts 400.
- FIG 4 is a view showing a state in which the upper electrode is adjusted to have a curved shape according to an embodiment of the present invention.
- the upper electrode 200 may be adjusted such that the center is the highest, but the height is gradually lowered toward the edge, and the height is increased again after a predetermined position to have the lowest position between the center and the edge. .
- the control part 420 located downward may be moved downward and the control part 430 of the edge of the upper electrode 200 may be moved downward by a predetermined amount.
- the downward movement of the controller 430 by a predetermined amount means that the controller 430 is moved downwardly than the controller 420 that is moved downward.
- the upper electrode in more various forms depending on the frequency of the power applied to the upper electrode 200 or the size of the upper electrode 200. It will be apparent that the 200 can be adjusted.
- the shape adjustment of the upper electrode 200 can be made manually, but preferably can be made automatically by an external computing device.
- the external computing device may be a device equipped with a microprocessor and having information processing capability.
- the external computing device may automatically adjust the shape of the upper electrode 200 by deriving an optimal upper electrode 200 shape in consideration of the frequency of the power applied to the upper electrode 200 or the size of the upper electrode 200. .
- components generally employed in the plasma processing apparatus such as a process gas supply unit and an auxiliary gas supply unit, may be further employed in the plasma processing apparatus 1 of the present invention. Can be. However, since these components correspond to components known in the art to which the present invention pertains, a detailed description thereof will be omitted.
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- Drying Of Semiconductors (AREA)
Abstract
Description
Claims (11)
- 반응 챔버;상기 반응 챔버의 내부에 배치되며 플라즈마 발생을 위한 전원이 인가되는 상부 전극;상기 상부 전극에 연결되어 상기 상부 전극의 형상을 조절하는 복수개의 조절부; 및상기 반응 챔버의 내부에 배치되고 기판이 탑재 지지되는 하부 전극을 포함하는 것을 특징으로 하는 플라즈마 처리 장치.
- 제1항에 있어서,상기 복수개의 조절부는 일측은 상기 상부 전극과 연결되고, 타측은 상기 반응 챔버의 외측에 위치되어, 상기 반응 챔버의 상부면을 관통한 상태로 배치되는 것을 특징으로 하는 플라즈마 처리 장치.
- 제3항에 있어서,상기 반응 챔버의 상부면에는 상기 복수개의 조절부가 각각 관통하는 복수개의 관통홀이 형성되고,상기 조절부 및 상기 관통홀의 내주면에는 상호 맞물리는 스크류 가공되어 있는 것을 특징으로 하는 플라즈마 처리 장치.
- 제4항에 있어서,상기 복수개의 조절부는 상기 관통홀에 삽입되어 회전함에 따라 상향 또는 하향 이동하며,상기 상부 전극은 상기 조절부의 회전에 대하여는 독립적이고, 상기 조절부의 상향 또는 하향 이동에 대하여는 종속되어 상기 상부 전극의 형상을 조절하는 것을 특징으로 하는 플라즈마 처리 장치.
- 제2항에 있어서,상기 복수개의 조절부의 외주면을 감싸면서 상기 반응 챔버를 밀봉시키기 위한 복수개의 가스 실링 수단을 더 포함하는 것을 특징으로 하는 플라즈마 처리 장치.
- 제1항에 있어서,상기 복수개의 조절부는 독립적으로 상기 상부 전극의 조절 동작을 수행하는 것을 특징으로 하는 플라즈마 처리 장치.
- 제1항에 있어서,상기 복수개의 조절부는 서로 일정한 간격을 가지면서 상기 상부 전극에 연결되는 것을 특징으로 하는 플라즈마 처리 장치.
- 제1항에 있어서,상기 복수개의 조절부에 의하여 상기 상부 전극은 굴곡진 형상을 가지는 것을 특징으로 하는 플라즈마 처리 장치.
- 제1항에 있어서,상기 복수개의 조절부에 의하여 상기 상부 전극은 중앙이 가장 높은 볼록면 형상을 가지는 것을 특징으로 하는 플라즈마 처리 장치.
- 제1항에 있어서,상기 복수개의 조절부는 상기 상부 전극에 인가되는 전원의 주파수 또는 상기 상부 전극의 크기 중에서 선택된 적어도 하나에 대응하여 상기 상부 전극의 형상을 조절하는 것을 특징으로 하는 플라즈마 처리 장치.
- 제1항에 있어서,상기 상부 전극에 인가되는 전원의 주파수는 30 Hz 내지 300 MHz인 것을 특징으로 하는 플라즈마 처리 장치.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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JP2013506072A JP2013528934A (ja) | 2010-04-20 | 2011-04-19 | プラズマ処理装置 |
CN201180020058.7A CN102860139A (zh) | 2010-04-20 | 2011-04-19 | 等离子体处理装置 |
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Application Number | Priority Date | Filing Date | Title |
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KR10-2010-0036606 | 2010-04-20 | ||
KR1020100036606A KR101157204B1 (ko) | 2010-04-20 | 2010-04-20 | 플라즈마 처리 장치 |
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WO2011132903A2 true WO2011132903A2 (ko) | 2011-10-27 |
WO2011132903A3 WO2011132903A3 (ko) | 2012-01-26 |
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PCT/KR2011/002766 WO2011132903A2 (ko) | 2010-04-20 | 2011-04-19 | 플라즈마 처리 장치 |
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JP (1) | JP2013528934A (ko) |
KR (1) | KR101157204B1 (ko) |
CN (1) | CN102860139A (ko) |
TW (1) | TW201145348A (ko) |
WO (1) | WO2011132903A2 (ko) |
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KR101537992B1 (ko) * | 2013-11-26 | 2015-07-20 | 한국전자통신연구원 | 주파수 가변형 초고주파 펄스 발생기 |
KR101494416B1 (ko) * | 2014-01-16 | 2015-02-23 | (주) 엠에이케이 | 곡면형 소재 표면 처리장치 |
CN104835712A (zh) * | 2015-03-25 | 2015-08-12 | 沈阳拓荆科技有限公司 | 一种应用于半导体等离子体处理装置的弧面喷淋头 |
CN109246919B (zh) * | 2018-10-24 | 2023-09-12 | 江苏菲沃泰纳米科技股份有限公司 | 一种可变形电极及其应用设备、使用方法 |
CN112863991A (zh) * | 2021-01-04 | 2021-05-28 | 长江存储科技有限责任公司 | 刻蚀腔室与设计及制造刻蚀腔室的上电极的方法 |
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- 2010-04-20 KR KR1020100036606A patent/KR101157204B1/ko active IP Right Grant
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2011
- 2011-04-19 TW TW100113527A patent/TW201145348A/zh unknown
- 2011-04-19 CN CN201180020058.7A patent/CN102860139A/zh active Pending
- 2011-04-19 JP JP2013506072A patent/JP2013528934A/ja not_active Withdrawn
- 2011-04-19 WO PCT/KR2011/002766 patent/WO2011132903A2/ko active Application Filing
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JP2000293966A (ja) * | 1999-04-08 | 2000-10-20 | Dainippon Printing Co Ltd | 積層材料用のプラズマ加工機 |
KR20020029741A (ko) * | 1999-08-10 | 2002-04-19 | 어낵시스 트레이딩 아크티엔게젤샤프트 | 표면이 넓은 기판 처리용 플라즈마 반응기 |
KR20060026816A (ko) * | 2004-09-21 | 2006-03-24 | (주)아이씨디 | 플라즈마 챔버 |
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CN102860139A (zh) | 2013-01-02 |
JP2013528934A (ja) | 2013-07-11 |
KR20110116922A (ko) | 2011-10-26 |
TW201145348A (en) | 2011-12-16 |
WO2011132903A3 (ko) | 2012-01-26 |
KR101157204B1 (ko) | 2012-06-20 |
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